Ripped pockets, frayed steel, poor RFID shielding, rust, etc.

Not to mention that your butt will end up sticking to any super strong magnet you happen to walk by...

comes with tin foil hat

All you need to do is put a piece of aluminum foil in your wallet and its RFID proof. Also, if you have all your credit cards on top of each other they can't read the numbers clearly. These wallets are just a scare tactic.

Check and make sure this is the real version and not a knock off. The true RFID Proof wallet will have a Chicken Little logo on the inside.

I go swimming all the time and forget to take my wallet out and cell phone. At least now my wallet is safe.